agent get SPD syncly & spd creation improvement

[ddjjia]

https://github.com/kubewharf/katalyst-core/pull/558/commits
https://github.com/kubewharf/katalyst-core/pull/561/commits

What type of PR is this?

What this PR does / why we need it:

agent get SPD syncly & spd creation improvement

Which issue(s) this PR fixes:

Special notes for your reviewer:

[codecov]

Codecov Report

Attention: Patch coverage is 54.93827% with 73 lines in your changes missing coverage. Please review.

Project coverage is 56.86%. Comparing base (65905ce) to head (8e82f8c).

Files	Patch %	Lines
pkg/controller/spd/spd.go	54.62%	42 Missing and 12 partials ⚠️
pkg/metaserver/spd/fetcher.go	61.29%	9 Missing and 3 partials ⚠️
pkg/controller/spd/indicator-plugin/plugin.go	0.00%	2 Missing ⚠️
...roller/spd/indicator-plugin/plugins/ihpa/plugin.go	0.00%	2 Missing ⚠️
...ugin/plugins/resource-portrait/indicator_plugin.go	0.00%	2 Missing ⚠️
...atalyst-agent/app/options/metaserver/metaserver.go	66.66%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #606      +/-   ##
==========================================
+ Coverage   56.74%   56.86%   +0.12%     
==========================================
  Files         552      552              
  Lines       52626    52735     +109     
==========================================
+ Hits        29860    29988     +128     
+ Misses      19014    18982      -32     
- Partials     3752     3765      +13     

Flag	Coverage Δ
unittest	56.86% <54.93%> (+0.12%)	⬆️

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